AnswersEAP - VA - Earth Science B CRCumulative Exam

Cumulative Exam — Cumulative exam Answers

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Which action can humans take to reduce wave erosion?

A
build drainage systems
B
build houses near coastlines
C
build breakwaters in the ocean
D
reduce vegetation along coastlines
42
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Which phrases describe S waves?

A
behave like a ripple
B
move through liquids only
C
are classified as primary waves
D
are known as a type of direct evidence
43

Why is the Continental Divide important?

A
It forms two river systems.
B
It combines two large ice sheets.
C
It separates two major watersheds.
D
It splits two large rivers through tributaries.
44

Which option identifies ways that people positively affect Earth’s resources?

A
use cars that emit fewer harmful gases, build dams, and stop using all resources
B
stop using all resources, increase mining efforts, and halt the runoff of factory waste into rivers and streams
C
build dams, use cars that emit fewer harmful gases, and halt the runoff of factory waste into rivers and streams
D
increase mining efforts, build dams, and use cars that emit fewer harmful gases
45

What is the importance of having the US Forest Service, the Bureau of Land Management, the US Fish and Wildlife Service, and the National Park Service?

A
to manage land resources for conservation and the development of natural resources
B
to manage land resources for conservation and the development of urban areas
C
to preserve historical landmarks and manage the development of urban areas
D
to preserve historical landmarks and manage the development of rural areas
46

Study the topographic map.

Question illustration
A
mountain peak
B
location of a ravine
C
steepness of a slope
D
distance between two areas
47

Which statement reveals a property that can be used to identify a mineral?

A
A mineral is found in Africa.
B
A mineral is made in a laboratory.
C
A mineral is used to make medicine.
D
A mineral has hexagonal-shaped crystals.
48

The image shows a cross section of a landscape and a well.

Question illustration
A
1
B
2
C
3
D
4
49

What is one way people have negatively affected land resources?

A
habitat restoration
B
urbanization
C
terrace farming
D
reforestation
50

Which statement provides the complete explanation of how renewable and nonrenewable resources differ?

A
They differ in the amount they are found in nature.
B
They differ in the rate they are replaced.
C
They differ in the available amount and rate they are used and replaced.
D
They differ in the rate they are used.

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